Casual Christmas Party Outfit Ideas for Work, Friends and Family
Four casual Christmas party outfits built around one graphic tee, with the layers, bottoms and shoes that make each one work, for women and men.
The invite says "casual," which somehow makes it harder. Too dressed up and you look like you came from somewhere else. Too relaxed and you look like you forgot it was a party. A good holiday graphic tee solves half of that, because it tells everyone you showed up for Christmas. The other half is what you put around it.
Below are four casual Christmas party outfit ideas for the four Christmas parties most of us get invited to, each built around one tee, with notes for women and men, plus a few for plus size and theme nights.
The basic formula for a casual Christmas party outfit
Every outfit here follows the same idea: one festive piece, everything else plain. The tee is the festive piece. Then you add:
- A layer that matches the room: a blazer, a knit cardigan, an open sweater, a flannel or a denim jacket. A chunky knit sweater worn open over a tee keeps you warm without hiding the design.
- A bottom that matches the dress code: dark straight-leg jeans for almost anything, wide-leg trousers or a satin midi skirt to dress it up.
- One small extra if you want it: red lipstick, a plaid scarf, gold earrings, a velvet scrunchie, a faux fur collar. One, not five.
If the tee has a busy design, keep everything else solid. If the tee is simple, you can have a little fun with the layer.
Outfit 1: Work Christmas party outfit
The office Christmas party is the one people overthink. You want festive but still you, the version of you who has to sit in the Monday meeting. Check the dress code first: if people wear suits every day, add the blazer; if it is a jeans office, you have more room.
The tee: pick a clean design with no joke that needs explaining to your boss. Merry Christmas Tree Minimal (one green tree with a gold star over "merry" in red serif letters) and Minimalist Merry Christmas Trees (two pine trees, a red bow and a simple script) both look polished. Both come in seven lighter colors, from Ivory and Blossom to Orchid and Violet.
For women: tuck the tee into high-waisted black trousers, add a black or camel blazer and ankle boots or loafers. Small gold hoops finish it.
For men: tee under an unbuttoned overshirt or a navy blazer, dark jeans or chinos, clean leather sneakers.
Color tip: Ivory or Chambray under a dark blazer gives the print a clean frame. If the party is right after work, you can wear the blazer all day and the tee will look like part of the plan.
Outfit 2: Holiday party outfit for a night with friends
Friends' parties are where you can have more fun. There is music, there is a snack table, and there is probably someone in a light-up necklace.
The tee: go bold. Disco Ball Snowman (a snowman with a mirrored disco-ball body and a red plaid scarf) is made for a party that ends in dancing. Holiday Spirit Cocktail Club (a peppermint-striped drink in a gold laurel frame) fits a party with a signature cocktail. Ho Ho Ho Bubblegum Santa shows Santa in star-shaped sunglasses blowing a pink bubble.
For women: knot or tuck the tee into a satin or sequin midi skirt, then add white sneakers or ankle boots. The mix of a cotton tee and a shiny skirt is what makes it look intentional.
For men: tee with black jeans and an open corduroy or flannel shirt. A beanie if it is cold out.
Color tip: Disco Ball Snowman and Ho Ho Ho Bubblegum Santa both come in 14 colors. Pepper or Black makes the bright artwork pop under party lights.
Outfit 3: Casual Christmas outfit for family dinner or Christmas Eve
Christmas Eve lands on a Thursday this year and Christmas Day on a Friday, so it is easy to end up with two dinners on back-to-back nights. This outfit has to survive a long meal, a kitchen full of people and someone taking photos.
The tee: something classic and warm. Merry Christmas Vintage Trees has Merry in green script and CHRISTMAS in vintage red over a row of pink, blue and green trees. Ornament Season has bold retro letters with vintage ornaments, striped bows and evergreen. For the relative who hangs a new ornament every year, Christmas Ornament Collector 2026 says it outright.
For women: tee with a long open cardigan, straight-leg jeans and loafers or clean sneakers. Cozy enough for a couch, neat enough for photos.
For men: tee under a quarter-zip or a crewneck cardigan left open, dark jeans, boots.
If church is part of the night: Jesus Is the Reason has red and green lettering with a polka-dot bow and evergreen sprigs. Add a cardigan and it works for a casual Christmas Eve service and dinner after.
Outfit 4: Western theme party outfit
If the party has a band, hay bales or a two-step lesson, dress for it.
The tee: Cowgirl Christmas Club shows pink and mint cowgirl boots with a red bow inside a holly wreath. Western Christmas Boots has a pair of white cowboy boots stitched with snowflakes and tied with a green holly ribbon.
For women: tee with a denim or suede jacket, jeans or a denim skirt, and your real boots.
For men: tee under an open pearl-snap shirt, jeans, boots and a hat if you wear one anyway.
More designs are in Western Christmas Shirts.
Other Christmas party outfit themes for adults
If the invite has a theme, the tee still works as your base:
- Ugly sweater party in a warm room: wear a loud tee from Funny Christmas Shirts and add an open cardigan with ornaments pinned on.
- Red and green party: pick a tee in Berry or Moss and keep everything else neutral.
- Pajama party: a Christmas tee with plaid flannel pants is the easiest pajama outfit there is.
- Cocktail party: honestly, a graphic tee is the wrong call here. Wear the dress or the suit, and save the tee for the next night.
Plus size casual Christmas party outfits
Our tees run up to 3XL in the same relaxed unisex cut, so every outfit above works in plus sizes. A few tips that help: a long open cardigan or duster draws a clean vertical line; a front tuck into high-rise straight-leg jeans or trousers gives shape without a tight waistband; and a tee in a mid-tone like Blue Jean, Berry or Moss reads festive without feeling loud. Use the size guide linked below rather than guessing a size up or down.
Picking the tee: fit, size and color
The Christmas designs above are printed on Comfort Colors 1717, a 6.1 oz, 100% ring-spun cotton tee, garment-dyed, with a relaxed unisex fit. That relaxed fit is what makes the tuck, the knot and the open-layer looks above work. Sizes run adult S to 3XL. S to XL are $29.99, 2XL is $32.99 and 3XL is $34.99.
For a size, measure a tee you already like across the chest, lying flat, and compare it to our size and measurement guide. If you plan to tuck it into a skirt, look at body length on the chart too.
Not every design comes in every color, so check the product page. As a rule of thumb, light colors read cheerful and soft; Berry and Moss read classic red and green; Graphite, Pepper and Black read evening.
When to order
Every shirt is printed after you order. Orders ship in 1 to 3 business days. Most orders arrive 3 to 5 business days after shipping. For a party date, count back about eight business days. For gifts that need to be under the tree: Order by Dec 9 for Christmas delivery. The Christmas Shirt Ordering Guide 2026 covers the details.
Standard shipping is $9 on orders under $49. Economy is free on orders of $49 or more, so two S to XL tees ($59.98) ship free with Economy. Two parties, two tees, one order. Rates are on the shipping information page.
Quick answers
What should I wear to a casual holiday party?
One festive piece and everything else plain: a holiday graphic tee, dark jeans, and a layer that matches the room, like a blazer for a work Christmas party or a flannel or knit sweater for friends.
Can I wear a t-shirt to a work Christmas party?
In most casual offices, yes. Pick a clean design without a joke, and put a blazer or cardigan over it.
What colors should I wear to a Christmas party?
Red and green are the classic picks, but a soft pink, ivory or dark gray tee with a red or green design reads just as festive and is easier to wear again.
How do I keep the print looking good after the party?
Machine wash cold, inside out, with like colors. Tumble dry low, no bleach, and do not iron directly on the print.